| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 05/12/2010 | CN101707362A Electrostatic damage protection circuit |
| 05/12/2010 | CN101707358A Single-phase grounding comprehensive protecting device of electric network |
| 05/12/2010 | CN101707349A Electric shock protection method |
| 05/12/2010 | CN101707196A Improved electrostatic discharge protective device, corresponding method and integrated circuit |
| 05/12/2010 | CN101162843B Combined uninterrupted power supply |
| 05/12/2010 | CN101001015B Anti-surge protection circuit and power socket including the circuit |
| 05/11/2010 | US7715165 System and method of surge protection in a powered device |
| 05/11/2010 | US7715163 Electronic system and cell module thereof |
| 05/11/2010 | US7715159 ESD protection circuit |
| 05/11/2010 | US7715158 Circuit interrupter with live ground detector |
| 05/06/2010 | WO2010050917A1 Power supplies with testable current limiters, and methods of operating same |
| 05/06/2010 | WO2010050906A1 Method and circuit for transmitting and receiving radio waves with a single oscillatory circuit antenna |
| 05/06/2010 | WO2010049245A1 Low voltage electrostatic discharge protection |
| 05/06/2010 | US20100110598 Line commutation type fault current limiter |
| 05/06/2010 | US20100110596 Electrostatic discharge protection |
| 05/06/2010 | US20100110595 Input surge protection device using jfet |
| 05/06/2010 | DE102008056069A1 Safety module, for automation systems, has two logics with bus communication between them and excess voltage protection at the bus |
| 05/06/2010 | DE102008043402A1 Method for protecting e.g. generator regulator attached to electrical system of motor vehicle from overvoltage, involves supplying overvoltage of energy-consuming load for diminishing overvoltage |
| 05/05/2010 | EP2182606A2 An input surge protection device using JFET |
| 05/05/2010 | CN201450653U Electronic ballast of HID lamp |
| 05/05/2010 | CN201450332U Multilayer gap discharge type lightning protection surge protection device |
| 05/05/2010 | CN201450331U Surge protective device provided with thermal protective device |
| 05/05/2010 | CN201450330U Novel equipotential lightning arrester |
| 05/05/2010 | CN201450329U 防雷装置 Lightning protection devices |
| 05/05/2010 | CN201450328U Power supply protective circuit of engineering machinery controller |
| 05/05/2010 | CN201450327U Overvoltage protector with release device |
| 05/05/2010 | CN201450326U 10kv outdoor combined-type overvoltage protector |
| 05/05/2010 | CN201450325U Novel antistatic circuit of medical monitor |
| 05/05/2010 | CN201450324U Surge absorber |
| 05/05/2010 | CN201450323U Resistance input/output type safety barrier |
| 05/05/2010 | CN201449535U Tobacco curing control system |
| 05/05/2010 | CN101702519A Lightning protection device of pitch-controlled system |
| 05/05/2010 | CN101702518A Spark suppression heavy current bypass device |
| 05/05/2010 | CN101702517A Energy-saving outdoor grid current limiting device |
| 05/05/2010 | CN101702516A Device for protecting scanning power tube from instantaneous damage |
| 05/05/2010 | CN101702368A High voltage dry-type current transformer and ground protection method thereof |
| 05/04/2010 | US7710748 AC/DC converter comprising plural converters in cascade |
| 05/04/2010 | US7710699 Current limitation in an inductance with a limit current adaptation |
| 05/04/2010 | US7710695 Integrated circuit and electrostatic discharge protection circuit |
| 05/04/2010 | US7710692 Superconductor component with improved electrical contact |
| 04/29/2010 | WO2010047890A2 Method and apparatus for protecting power systems from extraordinary electromagnetic pulses |
| 04/29/2010 | WO2010046365A1 Multi-staged overvoltage protection circuit, in particular for information-technology systems |
| 04/29/2010 | WO2010046247A1 Protective circuit and measuring device having such a protective circuit |
| 04/29/2010 | US20100103574 Transient blocking unit having an enhancement mode device in the primary current path |
| 04/29/2010 | US20100103573 Semiconductor package having electrostatic protection circuit for semiconductor package including multiple semiconductor chips |
| 04/29/2010 | US20100103572 Amplifier with improved esd protection circuitry |
| 04/29/2010 | US20100103571 Esd protection for field effect transistors of analog input circuits |
| 04/29/2010 | US20100103570 Circuit and Method for Power Clamp Triggered Dual SCR ESD Protection |
| 04/29/2010 | US20100103569 Residual current device |
| 04/29/2010 | DE102008043047A1 Schutzschaltung und Messgerät mit einer solchen Schutzschaltung Protection circuit and measuring instrument with a RCD circuit |
| 04/29/2010 | CA2735589A1 High-speed current shunt |
| 04/28/2010 | EP2180572A2 Circuitry protection arrangement |
| 04/28/2010 | EP1423897B1 Frequency selective transient voltage protector |
| 04/28/2010 | CN201444578U Lightning-protection device for transformer |
| 04/28/2010 | CN201444577U Multistage intensive video monitoring lightning protector |
| 04/28/2010 | CN201444576U Over-voltage protector |
| 04/28/2010 | CN1830091B H-bridge with single lead frame |
| 04/28/2010 | CN101699690A Multimedia data card |
| 04/28/2010 | CN101699689A Surge response protective circuit of induction cooker |
| 04/27/2010 | US7706927 Circuit breaker configuration |
| 04/27/2010 | US7706116 SSPC technology incorporated with thermal memory effects to achieve the fuse curve coordination |
| 04/27/2010 | US7706114 ESD avoiding circuits based on the ESD detectors in a feedback loop |
| 04/27/2010 | US7706113 Electrical overstress (EOS) and electrostatic discharge (ESD) protection circuit and method of use |
| 04/27/2010 | US7705554 Circuit arrangement and method for adjusting the power consumption of a load that can be operated by a direct-voltage system |
| 04/27/2010 | US7705282 EDS protection for an image detecting device |
| 04/22/2010 | WO2010044121A1 Fault current superconductive limiter |
| 04/22/2010 | US20100097735 Method of protecting and dissipating electrostatic discharges in an integrated circuit |
| 04/22/2010 | US20100097734 Method and Apparatus for Protecting Power Systems from Extraordinary Electromagnetic Pulses |
| 04/22/2010 | DE102009022832A1 Mehrstufige Überspannungsschutzschaltung, insbesondere für informationstechnische Anlagen Multistage overvoltage protection circuit, in particular for Information Technology Equipment |
| 04/22/2010 | CA2743463A1 Fault current superconductive limiter |
| 04/21/2010 | EP1354330B1 Safety electrical outlet with logic control circuit |
| 04/21/2010 | CN201440608U Low-capacitance overvoltage protection module |
| 04/21/2010 | CN201440607U Anti lightning circuit, power device and household appliances |
| 04/21/2010 | CN201440606U Surge protector |
| 04/21/2010 | CN201439976U Suppressing circuit of surge current of inverter air conditioner |
| 04/21/2010 | CN101697413A Protective device of direct current power supple for communication equipment |
| 04/21/2010 | CN101697412A Static discharge protective circuit with electron overvoltage protective capability |
| 04/21/2010 | CN101697087A High-precision low-drift integrated voltage reference source circuit |
| 04/21/2010 | CN101340086B Single-phase grounding fault determining, protecting method and system of neutral-point uneffective earthed electric grid |
| 04/21/2010 | CN101272050B Integrated circuit with electrostatic protection structure |
| 04/21/2010 | CN101267107B Method for restraining power grid single-phase short circuit current |
| 04/21/2010 | CN101016033B Overvoltage protection method and device for trolley bus |
| 04/20/2010 | US7701682 Electrostatic discharge protection |
| 04/20/2010 | US7701681 System and method for mitigating an electrical arc fault |
| 04/20/2010 | US7701677 Inductive quench for magnet protection |
| 04/20/2010 | US7701184 Voltage protection circuit for thin oxide transistors, and memory device and processor-based system using same |
| 04/15/2010 | US20100091423 Electrical energy saving system |
| 04/15/2010 | US20100091420 Control circuit with protection circuit for power supply |
| 04/15/2010 | US20100091418 Solid state circuit protection system that works with arc fault circuit interrupter |
| 04/15/2010 | US20100091417 Overvoltage protective device for wind energy installations |
| 04/15/2010 | US20100091197 System and method for providing electrostatic discharge (esd) protection and electromagnetic interference (emi) protection |
| 04/15/2010 | DE10201433B4 Schaltungsanordnung, Schaltmodul mit der Schaltungsanordnung und Verwendung des Schaltmoduls Circuit arrangement, with a switching module of the circuit arrangement and use of the switching module |
| 04/15/2010 | DE102008050543A1 Schutzschaltung für einen Zwischenkreis eines Wechselrichters, insbesondere eines Solarwechselrichters, gegen Überspannungen Protection circuit for a DC of an inverter, in particular a solar inverter against overvoltages |
| 04/15/2010 | DE102004044114B4 Videoeingangsschutzschaltung zum Schutz gegen Kurzschluss zur Batterie unter Beibehaltung eines Abschlusswiderstands Video input protection circuit for protection against short circuit to the battery while maintaining a terminating resistor |
| 04/14/2010 | EP2174228A1 Discrete hot swap and overcurrent-limiting circuit |
| 04/14/2010 | CN201438681U Intelligent controller for solar power supplies |
| 04/14/2010 | CN101694938A Surging current suppression method |
| 04/14/2010 | CN101694934A Contactor with function of limiting short circuit current |
| 04/14/2010 | CN101111117B 集成电路和保护电路 Integrated circuits and protection circuits |
| 04/13/2010 | US7697250 Switch-to-trip point translation |